3427438 has 16 divisors (see below), whose sum is σ = 6221664. Its totient is φ = 1382400.

The previous prime is 3427409. The next prime is 3427439. The reversal of 3427438 is 8347243.

It is a happy number.

3427438 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3427439) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6963 + ... + 7438.

It is an arithmetic number, because the mean of its divisors is an integer number (388854).

Almost surely, 2^3427438 is an apocalyptic number.

3427438 is a deficient number, since it is larger than the sum of its proper divisors (2794226).

3427438 is a wasteful number, since it uses less digits than its factorization.

3427438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14427.

The product of its digits is 16128, while the sum is 31.

The square root of 3427438 is about 1851.3341135516. The cubic root of 3427438 is about 150.7728702306.

It can be divided in two parts, 34 and 27438, that added together give a palindrome (27472).

The spelling of 3427438 in words is "three million, four hundred twenty-seven thousand, four hundred thirty-eight".